on player clicks in anvilr:
    - narrate <context.cursor_item.material.name>
    - narrate <context.item.material.name>
    - if <context.raw_slot> == 44 && <context.cursor_item.material.name> == "ENDESSENCE":
      - wait 1t
      - adjust <player> item_on_cursor:air
      - inventory set d:<context.inventory> o:READY slot:43
      - inventory set d:<context.inventory> o:READY slot:42
      - narrate D
    - else if <context.raw_slot> == 44 && <context.item.material.name> == "ENDESSENCE":
      - wait 1t
      - adjust <player> item_on_cursor:ENDESSENCE
      - inventory set d:<context.inventory> o:ENDESSENCE_CRYSTAL slot:44
      - inventory set d:<context.inventory> o:white_stained_glass_pane slot:43
      - inventory set d:<context.inventory> o:white_stained_glass_pane slot:42
      - narrate C
    - else if <context.raw_slot> == 44 && <context.cursor_item.material.name> != "ENDESSENCE" && <context.cursor_item.material.name> != "air":
      - wait 1t
      - adjust <player> item_on_cursor:air
      - inventory set d:<context.inventory> o:red_stained_glass_pane slot:43
      - inventory set d:<context.inventory> o:red_stained_glass_pane slot:42
      - narrate A
    - else if <context.raw_slot> == 44 && <context.item.material.name> != "ENDESSENCE" && <context.cursor_item.material.name> == "air":
      - wait 1t
      - adjust <player> item_on_cursor:<context.inventory.slot[44].simple>
      - inventory set d:<context.inventory> o:ENDESSENCE_CRYSTAL slot:44
      - inventory set d:<context.inventory> o:white_stained_glass_pane slot:43
      - inventory set d:<context.inventory> o:white_stained_glass_pane slot:42
      - narrate B